/*
 * To change this template, choose Tools | Templates
 * and open the template in the editor.
 */
package ua.pp.bizon.cripto.gui;

import java.awt.event.ActionEvent;
import java.awt.event.KeyEvent;
import java.io.IOException;

import javax.swing.AbstractAction;
import javax.swing.ActionMap;
import javax.swing.InputMap;
import javax.swing.JComponent;
import javax.swing.JOptionPane;
import javax.swing.KeyStroke;

import ua.pp.bizon.cripto.authorization.Credentials;
import ua.pp.bizon.cripto.authorization.UI;
import ua.pp.bizon.cripto.configuration.Configuration;
import ua.pp.bizon.cripto.keystore.CryptoException;
import ua.pp.bizon.cripto.keystore.CryptoUtil;

/**
 * 
 * @author roman
 */
public class UIDialog extends javax.swing.JDialog implements UI {

    /**
     * 
     */
    private static final long serialVersionUID = 1231785838254487474L;
    /**
     * A return status code - returned if Cancel button has been pressed
     */
    public static final int RET_CANCEL = 0;
    /**
     * A return status code - returned if OK button has been pressed
     */
    public static final int RET_OK = 1;

    /**
     * Creates new form UIDialog
     */
    public UIDialog(java.awt.Frame parent, boolean modal) {
        super(parent, modal);
        initComponents();

        // Close the dialog when Esc is pressed
        String cancelName = "cancel";
        InputMap inputMap = getRootPane().getInputMap(JComponent.WHEN_ANCESTOR_OF_FOCUSED_COMPONENT);
        inputMap.put(KeyStroke.getKeyStroke(KeyEvent.VK_ESCAPE, 0), cancelName);
        ActionMap actionMap = getRootPane().getActionMap();
        actionMap.put(cancelName, new AbstractAction() {

            /**
             * 
             */
            private static final long serialVersionUID = 1820594207832189538L;

            public void actionPerformed(ActionEvent e) {
                doClose(RET_CANCEL);
            }
        });
    }

    /**
     * @return the return status of this dialog - one of RET_OK or RET_CANCEL
     */
    public int getReturnStatus() {
        return returnStatus;
    }

    /**
     * This method is called from within the constructor to initialize the form.
     * WARNING: Do NOT modify this code. The content of this method is always
     * regenerated by the Form Editor.
     */
    // <editor-fold defaultstate="collapsed"
    // desc="Generated Code">//GEN-BEGIN:initComponents
    private void initComponents() {

        okButton = new javax.swing.JButton();
        cancelButton = new javax.swing.JButton();
        usernameLabel = new javax.swing.JLabel();
        usernameTextField = new javax.swing.JTextField();
        passwordLabel = new javax.swing.JLabel();
        passwordField = new javax.swing.JPasswordField();

        addWindowListener(new java.awt.event.WindowAdapter() {
            public void windowClosing(java.awt.event.WindowEvent evt) {
                closeDialog(evt);
            }
        });

        okButton.setText("OK");
        okButton.addActionListener(new java.awt.event.ActionListener() {
            public void actionPerformed(java.awt.event.ActionEvent evt) {
                okButtonActionPerformed(evt);
            }
        });

        cancelButton.setText("Cancel");
        cancelButton.addActionListener(new java.awt.event.ActionListener() {
            public void actionPerformed(java.awt.event.ActionEvent evt) {
                cancelButtonActionPerformed(evt);
            }
        });

        usernameLabel.setText("Input username:");

        passwordLabel.setText("Input password:");

        javax.swing.GroupLayout layout = new javax.swing.GroupLayout(getContentPane());
        getContentPane().setLayout(layout);
        layout.setHorizontalGroup(layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING).addGroup(
                layout.createSequentialGroup()
                        .addContainerGap()
                        .addGroup(
                                layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
                                        .addGroup(
                                                javax.swing.GroupLayout.Alignment.TRAILING,
                                                layout.createSequentialGroup()
                                                        .addGap(0, 262, Short.MAX_VALUE)
                                                        .addComponent(okButton, javax.swing.GroupLayout.PREFERRED_SIZE, 67,
                                                                javax.swing.GroupLayout.PREFERRED_SIZE)
                                                        .addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED).addComponent(cancelButton))
                                        .addGroup(
                                                layout.createSequentialGroup()
                                                        .addGroup(
                                                                layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
                                                                        .addComponent(usernameLabel).addComponent(passwordLabel))
                                                        .addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED)
                                                        .addGroup(
                                                                layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
                                                                        .addComponent(usernameTextField).addComponent(passwordField)))).addContainerGap()));

        layout.linkSize(javax.swing.SwingConstants.HORIZONTAL, new java.awt.Component[] { cancelButton, okButton });

        layout.setVerticalGroup(layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING).addGroup(
                javax.swing.GroupLayout.Alignment.TRAILING,
                layout.createSequentialGroup()
                        .addContainerGap()
                        .addGroup(
                                layout.createParallelGroup(javax.swing.GroupLayout.Alignment.BASELINE)
                                        .addComponent(usernameLabel)
                                        .addComponent(usernameTextField, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE,
                                                javax.swing.GroupLayout.PREFERRED_SIZE))
                        .addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED)
                        .addGroup(
                                layout.createParallelGroup(javax.swing.GroupLayout.Alignment.BASELINE)
                                        .addComponent(passwordField, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE,
                                                javax.swing.GroupLayout.PREFERRED_SIZE).addComponent(passwordLabel))
                        .addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED, javax.swing.GroupLayout.DEFAULT_SIZE, Short.MAX_VALUE)
                        .addGroup(layout.createParallelGroup(javax.swing.GroupLayout.Alignment.BASELINE).addComponent(cancelButton).addComponent(okButton))
                        .addContainerGap()));

        getRootPane().setDefaultButton(okButton);

        pack();
    }// </editor-fold>//GEN-END:initComponents

    private void okButtonActionPerformed(java.awt.event.ActionEvent evt) {// GEN-FIRST:event_okButtonActionPerformed
        doClose(RET_OK);
    }// GEN-LAST:event_okButtonActionPerformed

    private void cancelButtonActionPerformed(java.awt.event.ActionEvent evt) {// GEN-FIRST:event_cancelButtonActionPerformed
        doClose(RET_CANCEL);
    }// GEN-LAST:event_cancelButtonActionPerformed

    /**
     * Closes the dialog
     */
    private void closeDialog(java.awt.event.WindowEvent evt) {// GEN-FIRST:event_closeDialog
        doClose(RET_CANCEL);
    }// GEN-LAST:event_closeDialog

    private void doClose(int retStatus) {
        returnStatus = retStatus;
        setVisible(false);
        dispose();
    }

    // Variables declaration - do not modify//GEN-BEGIN:variables
    private javax.swing.JButton cancelButton;
    private javax.swing.JButton okButton;
    private javax.swing.JPasswordField passwordField;
    private javax.swing.JLabel passwordLabel;
    private javax.swing.JLabel usernameLabel;
    private javax.swing.JTextField usernameTextField;
    // End of variables declaration//GEN-END:variables
    private int returnStatus = RET_CANCEL;

    @Override
    public void login(Credentials credentials) throws IOException, CryptoException {
        setVisible(true);
        if (returnStatus == RET_OK) {
            credentials.setUsername(usernameTextField.getText());
            credentials.setHashedPassword(CryptoUtil.cryptPassword(passwordField.getPassword()));
        } else {
            throw new CryptoException("user canseled login");
        }
    }

    @Override
    public Configuration configure(Configuration c) {
        SelectSourceDialog frame = new SelectSourceDialog(null, true);
            if (c != null) {
                frame.getSelectFromPathPanel().select(c.getFrom());
                frame.getSelectToPathPanel().select(c.getTo());
            }
            c = new Configuration();
            frame.setVisible(true);
            c.setFrom(frame.getSelectFromPathPanel().getSelected());
            c.setTo(frame.getSelectToPathPanel().getSelected());
            c.setDirection(frame.getDirection());
            return c;
    }
    
    @Override
    public void done() {
        JOptionPane.showMessageDialog(null, "done");
    }
}
